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scrollbar.js
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scrollbar.js
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module.exports =
/******/ (function(modules) { // webpackBootstrap
/******/ // The module cache
/******/ var installedModules = {};
/******/
/******/ // The require function
/******/ function __webpack_require__(moduleId) {
/******/
/******/ // Check if module is in cache
/******/ if(installedModules[moduleId]) {
/******/ return installedModules[moduleId].exports;
/******/ }
/******/ // Create a new module (and put it into the cache)
/******/ var module = installedModules[moduleId] = {
/******/ i: moduleId,
/******/ l: false,
/******/ exports: {}
/******/ };
/******/
/******/ // Execute the module function
/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
/******/
/******/ // Flag the module as loaded
/******/ module.l = true;
/******/
/******/ // Return the exports of the module
/******/ return module.exports;
/******/ }
/******/
/******/
/******/ // expose the modules object (__webpack_modules__)
/******/ __webpack_require__.m = modules;
/******/
/******/ // expose the module cache
/******/ __webpack_require__.c = installedModules;
/******/
/******/ // define getter function for harmony exports
/******/ __webpack_require__.d = function(exports, name, getter) {
/******/ if(!__webpack_require__.o(exports, name)) {
/******/ Object.defineProperty(exports, name, {
/******/ configurable: false,
/******/ enumerable: true,
/******/ get: getter
/******/ });
/******/ }
/******/ };
/******/
/******/ // getDefaultExport function for compatibility with non-harmony modules
/******/ __webpack_require__.n = function(module) {
/******/ var getter = module && module.__esModule ?
/******/ function getDefault() { return module['default']; } :
/******/ function getModuleExports() { return module; };
/******/ __webpack_require__.d(getter, 'a', getter);
/******/ return getter;
/******/ };
/******/
/******/ // Object.prototype.hasOwnProperty.call
/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
/******/
/******/ // __webpack_public_path__
/******/ __webpack_require__.p = "/dist/";
/******/
/******/ // Load entry module and return exports
/******/ return __webpack_require__(__webpack_require__.s = 33);
/******/ })
/************************************************************************/
/******/ ({
/***/ 1:
/***/ (function(module, exports) {
module.exports = require("vue");
/***/ }),
/***/ 16:
/***/ (function(module, exports, __webpack_require__) {
"use strict";
exports.__esModule = true;
exports.default = function () {
if (_vue2.default.prototype.$isServer) return 0;
if (scrollBarWidth !== undefined) return scrollBarWidth;
var outer = document.createElement('div');
outer.className = 'el-scrollbar__wrap';
outer.style.visibility = 'hidden';
outer.style.width = '100px';
outer.style.position = 'absolute';
outer.style.top = '-9999px';
document.body.appendChild(outer);
var widthNoScroll = outer.offsetWidth;
outer.style.overflow = 'scroll';
var inner = document.createElement('div');
inner.style.width = '100%';
outer.appendChild(inner);
var widthWithScroll = inner.offsetWidth;
outer.parentNode.removeChild(outer);
scrollBarWidth = widthNoScroll - widthWithScroll;
return scrollBarWidth;
};
var _vue = __webpack_require__(1);
var _vue2 = _interopRequireDefault(_vue);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
var scrollBarWidth = void 0;
;
/***/ }),
/***/ 20:
/***/ (function(module, exports, __webpack_require__) {
"use strict";
exports.__esModule = true;
exports.removeResizeListener = exports.addResizeListener = undefined;
var _resizeObserverPolyfill = __webpack_require__(23);
var _resizeObserverPolyfill2 = _interopRequireDefault(_resizeObserverPolyfill);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
var isServer = typeof window === 'undefined';
/* istanbul ignore next */
var resizeHandler = function resizeHandler(entries) {
for (var _iterator = entries, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
var _ref;
if (_isArray) {
if (_i >= _iterator.length) break;
_ref = _iterator[_i++];
} else {
_i = _iterator.next();
if (_i.done) break;
_ref = _i.value;
}
var entry = _ref;
var listeners = entry.target.__resizeListeners__ || [];
if (listeners.length) {
listeners.forEach(function (fn) {
fn();
});
}
}
};
/* istanbul ignore next */
var addResizeListener = exports.addResizeListener = function addResizeListener(element, fn) {
if (isServer) return;
if (!element.__resizeListeners__) {
element.__resizeListeners__ = [];
element.__ro__ = new _resizeObserverPolyfill2.default(resizeHandler);
element.__ro__.observe(element);
}
element.__resizeListeners__.push(fn);
};
/* istanbul ignore next */
var removeResizeListener = exports.removeResizeListener = function removeResizeListener(element, fn) {
if (!element || !element.__resizeListeners__) return;
element.__resizeListeners__.splice(element.__resizeListeners__.indexOf(fn), 1);
if (!element.__resizeListeners__.length) {
element.__ro__.disconnect();
}
};
/***/ }),
/***/ 23:
/***/ (function(module, exports) {
module.exports = require("resize-observer-polyfill");
/***/ }),
/***/ 3:
/***/ (function(module, exports, __webpack_require__) {
"use strict";
exports.__esModule = true;
exports.getStyle = exports.once = exports.off = exports.on = undefined;
var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; /* istanbul ignore next */
exports.hasClass = hasClass;
exports.addClass = addClass;
exports.removeClass = removeClass;
exports.setStyle = setStyle;
var _vue = __webpack_require__(1);
var _vue2 = _interopRequireDefault(_vue);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
var isServer = _vue2.default.prototype.$isServer;
var SPECIAL_CHARS_REGEXP = /([\:\-\_]+(.))/g;
var MOZ_HACK_REGEXP = /^moz([A-Z])/;
var ieVersion = isServer ? 0 : Number(document.documentMode);
/* istanbul ignore next */
var trim = function trim(string) {
return (string || '').replace(/^[\s\uFEFF]+|[\s\uFEFF]+$/g, '');
};
/* istanbul ignore next */
var camelCase = function camelCase(name) {
return name.replace(SPECIAL_CHARS_REGEXP, function (_, separator, letter, offset) {
return offset ? letter.toUpperCase() : letter;
}).replace(MOZ_HACK_REGEXP, 'Moz$1');
};
/* istanbul ignore next */
var on = exports.on = function () {
if (!isServer && document.addEventListener) {
return function (element, event, handler) {
if (element && event && handler) {
element.addEventListener(event, handler, false);
}
};
} else {
return function (element, event, handler) {
if (element && event && handler) {
element.attachEvent('on' + event, handler);
}
};
}
}();
/* istanbul ignore next */
var off = exports.off = function () {
if (!isServer && document.removeEventListener) {
return function (element, event, handler) {
if (element && event) {
element.removeEventListener(event, handler, false);
}
};
} else {
return function (element, event, handler) {
if (element && event) {
element.detachEvent('on' + event, handler);
}
};
}
}();
/* istanbul ignore next */
var once = exports.once = function once(el, event, fn) {
var listener = function listener() {
if (fn) {
fn.apply(this, arguments);
}
off(el, event, listener);
};
on(el, event, listener);
};
/* istanbul ignore next */
function hasClass(el, cls) {
if (!el || !cls) return false;
if (cls.indexOf(' ') !== -1) throw new Error('className should not contain space.');
if (el.classList) {
return el.classList.contains(cls);
} else {
return (' ' + el.className + ' ').indexOf(' ' + cls + ' ') > -1;
}
};
/* istanbul ignore next */
function addClass(el, cls) {
if (!el) return;
var curClass = el.className;
var classes = (cls || '').split(' ');
for (var i = 0, j = classes.length; i < j; i++) {
var clsName = classes[i];
if (!clsName) continue;
if (el.classList) {
el.classList.add(clsName);
} else if (!hasClass(el, clsName)) {
curClass += ' ' + clsName;
}
}
if (!el.classList) {
el.className = curClass;
}
};
/* istanbul ignore next */
function removeClass(el, cls) {
if (!el || !cls) return;
var classes = cls.split(' ');
var curClass = ' ' + el.className + ' ';
for (var i = 0, j = classes.length; i < j; i++) {
var clsName = classes[i];
if (!clsName) continue;
if (el.classList) {
el.classList.remove(clsName);
} else if (hasClass(el, clsName)) {
curClass = curClass.replace(' ' + clsName + ' ', ' ');
}
}
if (!el.classList) {
el.className = trim(curClass);
}
};
/* istanbul ignore next */
var getStyle = exports.getStyle = ieVersion < 9 ? function (element, styleName) {
if (isServer) return;
if (!element || !styleName) return null;
styleName = camelCase(styleName);
if (styleName === 'float') {
styleName = 'styleFloat';
}
try {
switch (styleName) {
case 'opacity':
try {
return element.filters.item('alpha').opacity / 100;
} catch (e) {
return 1.0;
}
default:
return element.style[styleName] || element.currentStyle ? element.currentStyle[styleName] : null;
}
} catch (e) {
return element.style[styleName];
}
} : function (element, styleName) {
if (isServer) return;
if (!element || !styleName) return null;
styleName = camelCase(styleName);
if (styleName === 'float') {
styleName = 'cssFloat';
}
try {
var computed = document.defaultView.getComputedStyle(element, '');
return element.style[styleName] || computed ? computed[styleName] : null;
} catch (e) {
return element.style[styleName];
}
};
/* istanbul ignore next */
function setStyle(element, styleName, value) {
if (!element || !styleName) return;
if ((typeof styleName === 'undefined' ? 'undefined' : _typeof(styleName)) === 'object') {
for (var prop in styleName) {
if (styleName.hasOwnProperty(prop)) {
setStyle(element, prop, styleName[prop]);
}
}
} else {
styleName = camelCase(styleName);
if (styleName === 'opacity' && ieVersion < 9) {
element.style.filter = isNaN(value) ? '' : 'alpha(opacity=' + value * 100 + ')';
} else {
element.style[styleName] = value;
}
}
};
/***/ }),
/***/ 33:
/***/ (function(module, exports, __webpack_require__) {
"use strict";
exports.__esModule = true;
var _main = __webpack_require__(34);
var _main2 = _interopRequireDefault(_main);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
/* istanbul ignore next */
_main2.default.install = function (Vue) {
Vue.component(_main2.default.name, _main2.default);
};
exports.default = _main2.default;
/***/ }),
/***/ 34:
/***/ (function(module, exports, __webpack_require__) {
"use strict";
exports.__esModule = true;
var _resizeEvent = __webpack_require__(20);
var _scrollbarWidth = __webpack_require__(16);
var _scrollbarWidth2 = _interopRequireDefault(_scrollbarWidth);
var _util = __webpack_require__(4);
var _bar = __webpack_require__(35);
var _bar2 = _interopRequireDefault(_bar);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
/* istanbul ignore next */
// reference https://github.com/noeldelgado/gemini-scrollbar/blob/master/index.js
exports.default = {
name: 'ElScrollbar',
components: { Bar: _bar2.default },
props: {
native: Boolean,
wrapStyle: {},
wrapClass: {},
viewClass: {},
viewStyle: {},
noresize: Boolean, // 如果 container 尺寸不会发生变化,最好设置它可以优化性能
tag: {
type: String,
default: 'div'
}
},
data: function data() {
return {
sizeWidth: '0',
sizeHeight: '0',
moveX: 0,
moveY: 0
};
},
computed: {
wrap: function wrap() {
return this.$refs.wrap;
}
},
render: function render(h) {
var gutter = (0, _scrollbarWidth2.default)();
var style = this.wrapStyle;
if (gutter) {
var gutterWith = '-' + gutter + 'px';
var gutterStyle = 'margin-bottom: ' + gutterWith + '; margin-right: ' + gutterWith + ';';
if (Array.isArray(this.wrapStyle)) {
style = (0, _util.toObject)(this.wrapStyle);
style.marginRight = style.marginBottom = gutterWith;
} else if (typeof this.wrapStyle === 'string') {
style += gutterStyle;
} else {
style = gutterStyle;
}
}
var view = h(this.tag, {
class: ['el-scrollbar__view', this.viewClass],
style: this.viewStyle,
ref: 'resize'
}, this.$slots.default);
var wrap = h(
'div',
{
ref: 'wrap',
style: style,
on: {
'scroll': this.handleScroll
},
'class': [this.wrapClass, 'el-scrollbar__wrap', gutter ? '' : 'el-scrollbar__wrap--hidden-default'] },
[[view]]
);
var nodes = void 0;
if (!this.native) {
nodes = [wrap, h(
_bar2.default,
{
attrs: {
move: this.moveX,
size: this.sizeWidth }
},
[]
), h(
_bar2.default,
{
attrs: {
vertical: true,
move: this.moveY,
size: this.sizeHeight }
},
[]
)];
} else {
nodes = [h(
'div',
{
ref: 'wrap',
'class': [this.wrapClass, 'el-scrollbar__wrap'],
style: style },
[[view]]
)];
}
return h('div', { class: 'el-scrollbar' }, nodes);
},
methods: {
handleScroll: function handleScroll() {
var wrap = this.wrap;
this.moveY = wrap.scrollTop * 100 / wrap.clientHeight;
this.moveX = wrap.scrollLeft * 100 / wrap.clientWidth;
},
update: function update() {
var heightPercentage = void 0,
widthPercentage = void 0;
var wrap = this.wrap;
if (!wrap) return;
heightPercentage = wrap.clientHeight * 100 / wrap.scrollHeight;
widthPercentage = wrap.clientWidth * 100 / wrap.scrollWidth;
this.sizeHeight = heightPercentage < 100 ? heightPercentage + '%' : '';
this.sizeWidth = widthPercentage < 100 ? widthPercentage + '%' : '';
}
},
mounted: function mounted() {
if (this.native) return;
this.$nextTick(this.update);
!this.noresize && (0, _resizeEvent.addResizeListener)(this.$refs.resize, this.update);
},
beforeDestroy: function beforeDestroy() {
if (this.native) return;
!this.noresize && (0, _resizeEvent.removeResizeListener)(this.$refs.resize, this.update);
}
};
/***/ }),
/***/ 35:
/***/ (function(module, exports, __webpack_require__) {
"use strict";
exports.__esModule = true;
var _dom = __webpack_require__(3);
var _util = __webpack_require__(36);
/* istanbul ignore next */
exports.default = {
name: 'Bar',
props: {
vertical: Boolean,
size: String,
move: Number
},
computed: {
bar: function bar() {
return _util.BAR_MAP[this.vertical ? 'vertical' : 'horizontal'];
},
wrap: function wrap() {
return this.$parent.wrap;
}
},
render: function render(h) {
var size = this.size,
move = this.move,
bar = this.bar;
return h(
'div',
{
'class': ['el-scrollbar__bar', 'is-' + bar.key],
on: {
'mousedown': this.clickTrackHandler
}
},
[h(
'div',
{
ref: 'thumb',
'class': 'el-scrollbar__thumb',
on: {
'mousedown': this.clickThumbHandler
},
style: (0, _util.renderThumbStyle)({ size: size, move: move, bar: bar }) },
[]
)]
);
},
methods: {
clickThumbHandler: function clickThumbHandler(e) {
this.startDrag(e);
this[this.bar.axis] = e.currentTarget[this.bar.offset] - (e[this.bar.client] - e.currentTarget.getBoundingClientRect()[this.bar.direction]);
},
clickTrackHandler: function clickTrackHandler(e) {
var offset = Math.abs(e.target.getBoundingClientRect()[this.bar.direction] - e[this.bar.client]);
var thumbHalf = this.$refs.thumb[this.bar.offset] / 2;
var thumbPositionPercentage = (offset - thumbHalf) * 100 / this.$el[this.bar.offset];
this.wrap[this.bar.scroll] = thumbPositionPercentage * this.wrap[this.bar.scrollSize] / 100;
},
startDrag: function startDrag(e) {
e.stopImmediatePropagation();
this.cursorDown = true;
(0, _dom.on)(document, 'mousemove', this.mouseMoveDocumentHandler);
(0, _dom.on)(document, 'mouseup', this.mouseUpDocumentHandler);
document.onselectstart = function () {
return false;
};
},
mouseMoveDocumentHandler: function mouseMoveDocumentHandler(e) {
if (this.cursorDown === false) return;
var prevPage = this[this.bar.axis];
if (!prevPage) return;
var offset = (this.$el.getBoundingClientRect()[this.bar.direction] - e[this.bar.client]) * -1;
var thumbClickPosition = this.$refs.thumb[this.bar.offset] - prevPage;
var thumbPositionPercentage = (offset - thumbClickPosition) * 100 / this.$el[this.bar.offset];
this.wrap[this.bar.scroll] = thumbPositionPercentage * this.wrap[this.bar.scrollSize] / 100;
},
mouseUpDocumentHandler: function mouseUpDocumentHandler(e) {
this.cursorDown = false;
this[this.bar.axis] = 0;
(0, _dom.off)(document, 'mousemove', this.mouseMoveDocumentHandler);
document.onselectstart = null;
}
},
destroyed: function destroyed() {
(0, _dom.off)(document, 'mouseup', this.mouseUpDocumentHandler);
}
};
/***/ }),
/***/ 36:
/***/ (function(module, exports, __webpack_require__) {
"use strict";
exports.__esModule = true;
exports.renderThumbStyle = renderThumbStyle;
var BAR_MAP = exports.BAR_MAP = {
vertical: {
offset: 'offsetHeight',
scroll: 'scrollTop',
scrollSize: 'scrollHeight',
size: 'height',
key: 'vertical',
axis: 'Y',
client: 'clientY',
direction: 'top'
},
horizontal: {
offset: 'offsetWidth',
scroll: 'scrollLeft',
scrollSize: 'scrollWidth',
size: 'width',
key: 'horizontal',
axis: 'X',
client: 'clientX',
direction: 'left'
}
};
function renderThumbStyle(_ref) {
var move = _ref.move,
size = _ref.size,
bar = _ref.bar;
var style = {};
var translate = 'translate' + bar.axis + '(' + move + '%)';
style[bar.size] = size;
style.transform = translate;
style.msTransform = translate;
style.webkitTransform = translate;
return style;
};
/***/ }),
/***/ 4:
/***/ (function(module, exports, __webpack_require__) {
"use strict";
exports.__esModule = true;
exports.noop = noop;
exports.hasOwn = hasOwn;
exports.toObject = toObject;
exports.getPropByPath = getPropByPath;
var hasOwnProperty = Object.prototype.hasOwnProperty;
function noop() {};
function hasOwn(obj, key) {
return hasOwnProperty.call(obj, key);
};
function extend(to, _from) {
for (var key in _from) {
to[key] = _from[key];
}
return to;
};
function toObject(arr) {
var res = {};
for (var i = 0; i < arr.length; i++) {
if (arr[i]) {
extend(res, arr[i]);
}
}
return res;
};
var getValueByPath = exports.getValueByPath = function getValueByPath(object, prop) {
prop = prop || '';
var paths = prop.split('.');
var current = object;
var result = null;
for (var i = 0, j = paths.length; i < j; i++) {
var path = paths[i];
if (!current) break;
if (i === j - 1) {
result = current[path];
break;
}
current = current[path];
}
return result;
};
function getPropByPath(obj, path, strict) {
var tempObj = obj;
path = path.replace(/\[(\w+)\]/g, '.$1');
path = path.replace(/^\./, '');
var keyArr = path.split('.');
var i = 0;
for (var len = keyArr.length; i < len - 1; ++i) {
if (!tempObj && !strict) break;
var key = keyArr[i];
if (key in tempObj) {
tempObj = tempObj[key];
} else {
if (strict) {
throw new Error('please transfer a valid prop path to form item!');
}
break;
}
}
return {
o: tempObj,
k: keyArr[i],
v: tempObj ? tempObj[keyArr[i]] : null
};
};
var generateId = exports.generateId = function generateId() {
return Math.floor(Math.random() * 10000);
};
var valueEquals = exports.valueEquals = function valueEquals(a, b) {
// see: https://stackoverflow.com/questions/3115982/how-to-check-if-two-arrays-are-equal-with-javascript
if (a === b) return true;
if (!(a instanceof Array)) return false;
if (!(b instanceof Array)) return false;
if (a.length !== b.length) return false;
for (var i = 0; i !== a.length; ++i) {
if (a[i] !== b[i]) return false;
}
return true;
};
var escapeRegexpString = exports.escapeRegexpString = function escapeRegexpString() {
var value = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : '';
return String(value).replace(/[|\\{}()[\]^$+*?.]/g, '\\$&');
};
// TODO: use native Array.find, Array.findIndex when IE support is dropped
var arrayFindIndex = exports.arrayFindIndex = function arrayFindIndex(arr, pred) {
for (var i = 0; i !== arr.length; ++i) {
if (pred(arr[i])) {
return i;
}
}
return -1;
};
var arrayFind = exports.arrayFind = function arrayFind(arr, pred) {
var idx = arrayFindIndex(arr, pred);
return idx !== -1 ? arr[idx] : undefined;
};
// coerce truthy value to array
var coerceTruthyValueToArray = exports.coerceTruthyValueToArray = function coerceTruthyValueToArray(val) {
if (Array.isArray(val)) {
return val;
} else if (val) {
return [val];
} else {
return [];
}
};
/***/ })
/******/ });